Looking for logging into the Polar M400 site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Polar M400 site. After that you can login as usual with your login credentials.
https://flow.polar.com/
https://www.polar.com/nb
https://support.polar.com/en/support/M400/get_started_with_polar_m400
https://support.polar.com/en/support/Flow_app
https://play.google.com/store/apps/details?id=fi.polar.polarflow&hl=no
https://www.tek.no/artikler/test-det-beste-fra-polars-toppmodell-til-en-mye-mer-fornuftig-pris/165136
https://itunes.apple.com/us/app/polar-flow/id717172678?mt=8
https://www.facebook.com/PolarGlobal/posts/har-en-polar-m400-som-jeg-skal-synkronisere-med-min-androidtlf-og-f%C3%A5-smartvarsle/10155512909539915/
https://www.coolblue.nl/en/product/500854/polar-m400-black-hr.html
https://www.tu.no/artikler/test-denne-avslorer-at-du-er-en-kontorrotte-selv-om-du-trener-ofte/230587
https://www.polarpersonaltrainer.com/
https://www.amazon.com/Polar-M400-Smart-Sports-Watch/dp/B00Q6TPRV6
https://arstechnica.com/gadgets/2017/05/polar-m430-review-a-runners-watch-that-athletes-new-and-old-will-love/